arXivDaily arXiv每日学术速递 周一至周五更新
arXiv 1508.07166physics.ins-dethep-ex
收藏

JUNO概念设计报告

JUNO Conceptual Design Report

T. Adam, F. An, G. An, Q. An, N. Anfimov, V. Antonelli, G. Baccolo, M. Baldoncini, E. Baussan, M. Bellato, L. Bezrukov, D. Bick, S. Blyth, S. Boarin, A. Brigatt… 展开作者

T. Adam, F. An, G. An, Q. An, N. Anfimov, V. Antonelli, G. Baccolo, M. Baldoncini, E. Baussan, M. Bellato, L. Bezrukov, D. Bick, S. Blyth, S. Boarin, A. Brigatti, T. Brugière, R. Brugnera, M. Buizza Avanzini, J. Busto, A. Cabrera, H. Cai, X. Cai, A. Cammi, D. Cao, G. Cao, J. Cao, J. Chang, Y. Chang, M. Chen, P. Chen, Q. Chen, S. Chen, S. Chen, S. Chen, X. Chen, Y. Chen, Y. Cheng, D. Chiesa, A. Chukanov, M. Clemenza, B. Clerbaux, D. D'Angelo, H. de Kerret, Z. Deng, Z. Deng, X. Ding, Y. Ding, Z. Djurcic, S. Dmitrievsky, M. Dolgareva, D. Dornic, E. Doroshkevich, M. Dracos, O. Drapier, S. Dusini, M. A. Díaz, T. Enqvist, D. Fan, C. Fang, J. Fang, X. Fang, L. Favart, D. Fedoseev, G. Fiorentini, R. Ford, A. Formozov, R. Gaigher, H. Gan, A. Garfagnini, G. Gaudiot, C. Genster, M. Giammarchi, F. Giuliani, M. Gonchar, G. Gong, H. Gong, M. Gonin, Y. Gornushkin, M. Grassi, C. Grewing, V. Gromov, M. Gu, M. Guan, V. Guarino, W. Guo, X. Guo, Y. Guo, M. Göger-Neff, P. Hackspacher, C. Hagner, R. Han, Z. Han, J. Hao, M. He, D. Hellgartner, Y. Heng, D. Hong, S. Hou, Y. Hsiung, B. Hu, J. Hu, S. Hu, T. Hu, W. Hu, H. Huang, X. Huang, X. Huang, L. Huo, W. Huo, A. Ioannisian, D. Ioannisyan, M. Jeitler, K. Jen, S. Jetter, X. Ji, X. Ji, S. Jian, D. Jiang, X. Jiang, C. Jollet, M. Kaiser, B. Kan, L. Kang, M. Karagounis, N. Kazarian, S. Kettell, D. Korablev, A. Krasnoperov, S. Krokhaleva, Z. Krumshteyn, A. Kruth, P. Kuusiniemi, T. Lachenmaier, L. Lei, R. Lei, X. Lei, R. Leitner, F. Lenz, C. Li, F. Li, F. Li, J. Li, N. Li, S. Li, T. Li, W. Li, W. Li, X. Li, X. Li, X. Li, X. Li, Y. Li, Y. Li, Z. Li, H. Liang, H. Liang, J. Liang, M. Licciardi, G. Lin, S. Lin, T. Lin, Y. Lin, I. Lippi, G. Liu, H. Liu, H. Liu, J. Liu, J. Liu, J. Liu, J. Liu, Q. Liu, Q. Liu, S. Liu, S. Liu, Y. Liu, P. Lombardi, Y. Long, S. Lorenz, C. Lu, F. Lu, H. Lu, J. Lu, J. Lu, J. Lu, B. Lubsandorzhiev, S. Lubsandorzhiev, L. Ludhova, F. Luo, S. Luo, Z. Lv, V. Lyashuk, Q. Ma, S. Ma, X. Ma, X. Ma, Y. Malyshkin, F. Mantovani, Y. Mao, S. Mari, D. Mayilyan, W. McDonough, G. Meng, A. Meregaglia, E. Meroni, M. Mezzetto, J. Min, L. Miramonti, M. Montuschi, N. Morozov, T. Mueller, P. Muralidharan, M. Nastasi, D. Naumov, E. Naumova, I. Nemchenok, Z. Ning, H. Nunokawa, L. Oberauer, J. P. Ochoa-Ricoux, A. Olshevskiy, F. Ortica, H. Pan, A. Paoloni, N. Parkalian, S. Parmeggiano, V. Pec, N. Pelliccia, H. Peng, P. Poussot, S. Pozzi, E. Previtali, S. Prummer, F. Qi, M. Qi, S. Qian, X. Qian, H. Qiao, Z. Qin, G. Ranucci, A. Re, B. Ren, J. Ren, T. Rezinko, B. Ricci, M. Robens, A. Romani, B. Roskovec, X. Ruan, X. Ruan, A. Rybnikov, A. Sadovsky, P. Saggese, G. Salamanna, J. Sawatzki, J. Schuler, A. Selyunin, G. Shi, J. Shi, Y. Shi, V. Sinev, C. Sirignano, M. Sisti, O. Smirnov, M. Soiron, A. Stahl, L. Stanco, J. Steinmann, V. Strati, G. Sun, X. Sun, Y. Sun, Y. Sun, D. Taichenachev, J. Tang, A. Tietzsch, I. Tkachev, W. H. Trzaska, Y. Tung, S. van Waasen, C. Volpe, V. Vorobel, L. Votano, C. Wang, C. Wang, C. Wang, G. Wang, H. Wang, M. Wang, R. Wang, S. Wang, W. Wang, W. Wang, Y. Wang, Y. Wang, Y. Wang, Y. Wang, Z. Wang, Z. Wang, Z. Wang, Z. Wang, Z. Wang, W. Wei, Y. Wei, M. Weifels, L. Wen, Y. Wen, C. Wiebusch, S. Wipperfurth, S. C. Wong, B. Wonsak, C. Wu, Q. Wu, Z. Wu, M. Wurm, J. Wurtz, Y. Xi, D. Xia, J. Xia, M. Xiao, Y. Xie, J. Xu, J. Xu, L. Xu, Y. Xu, B. Yan, X. Yan, C. Yang, C. Yang, H. Yang, L. Yang, M. Yang, Y. Yang, Y. Yang, Y. Yang, E. Yanovich, Y. Yao, M. Ye, X. Ye, U. Yegin, F. Yermia, Z. You, B. Yu, C. Yu, C. Yu, G. Yu, Z. Yu, Y. Yuan, Z. Yuan, M. Zanetti, P. Zeng, S. Zeng, T. Zeng, L. Zhan, C. Zhang, F. Zhang, G. Zhang, H. Zhang, J. Zhang, J. Zhang, J. Zhang, K. Zhang, P. Zhang, Q. Zhang, T. Zhang, X. Zhang, X. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Y. Zhang, Z. Zhang, Z. Zhang, J. Zhao, M. Zhao, T. Zhao, Y. Zhao, H. Zheng, M. Zheng, X. Zheng, Y. Zheng, W. Zhong, G. Zhou, J. Zhou, L. Zhou, N. Zhou, R. Zhou, S. Zhou, W. Zhou, X. Zhou, Y. Zhou, H. Zhu, K. Zhu, H. Zhuang, L. Zong, J. Zou

摘要:

江门地下中微子观测站(JUNO)拟利用地下液体闪烁探测器测定中微子质量等级。该核电站距离中国广东省阳江和台山核电站均为53公里。实验大厅,跨越50多米,是在一个花岗岩山超过700米覆盖。在六年的运行中,反应堆反中微子的探测可以在3-4 $σ$的置信水平上分辨中微子质量等级,并确定中微子振荡参数$\sin^2θ_{12}$、$Δm^2_{21}$和$|Δm^2_{ee}|$,精度优于1%。JUNO探测器还可用于研究地球和地外中微子以及标准模型之外的新物理。中心探测器包含20,000吨液体闪烁体,直径为35米的丙烯酸球体。$\sim$ 17,000 508 mm直径光电倍增管具有高量子效率,可提供$\sim$ 75%的光学覆盖率。目前液体闪烁体的选择是:线性烷基苯(LAB)作为溶剂,加上PPO作为闪烁荧光剂和波长移位器(Bis-MSB)。每MeV检测到的光电子数大于1,100,能量分辨率预计在1 MeV时为3%。校准系统的设计部署多个源,以覆盖整个能量范围的反应堆反中微子,并实现一个完整的体积内的位置覆盖的检测器。否决系统用于μ子探测、μ子诱导本底研究和还原。它由水切伦科夫探测器和顶部跟踪系统组成。读出系统、探测器控制系统和离线系统确保了有效和稳定的数据采集和处理。

英文摘要:

The Jiangmen Underground Neutrino Observatory (JUNO) is proposed to determine the neutrino mass hierarchy using an underground liquid scintillator detector. It is located 53 km away from both Yangjiang and Taishan Nuclear Power Plants in Guangdong, China. The experimental hall, spanning more than 50 meters, is under a granite mountain of over 700 m overburden. Within six years of running, the detection of reactor antineutrinos can resolve the neutrino mass hierarchy at a confidence level of 3-4$σ$, and determine neutrino oscillation parameters $\sin^2θ_{12}$, $Δm^2_{21}$, and $|Δm^2_{ee}|$ to an accuracy of better than 1%. The JUNO detector can be also used to study terrestrial and extra-terrestrial neutrinos and new physics beyond the Standard Model. The central detector contains 20,000 tons liquid scintillator with an acrylic sphere of 35 m in diameter. $\sim$17,000 508-mm diameter PMTs with high quantum efficiency provide $\sim$75% optical coverage. The current choice of the liquid scintillator is: linear alkyl benzene (LAB) as the solvent, plus PPO as the scintillation fluor and a wavelength-shifter (Bis-MSB). The number of detected photoelectrons per MeV is larger than 1,100 and the energy resolution is expected to be 3% at 1 MeV. The calibration system is designed to deploy multiple sources to cover the entire energy range of reactor antineutrinos, and to achieve a full-volume position coverage inside the detector. The veto system is used for muon detection, muon induced background study and reduction. It consists of a Water Cherenkov detector and a Top Tracker system. The readout system, the detector control system and the offline system insure efficient and stable data acquisition and processing.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

↑